211000222222 has 8 divisors (see below), whose sum is σ = 316502366400. Its totient is φ = 105499433424.

The previous prime is 211000222201. The next prime is 211000222229. The reversal of 211000222222 is 222222000112.

It is a sphenic number, since it is the product of 3 distinct primes.

211000222222 is a modest number, since divided by 222222 gives 211000 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 211000222196 and 211000222205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211000222229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266979 + ... + 702337.

It is an arithmetic number, because the mean of its divisors is an integer number (39562795800).

Almost surely, 2^211000222222 is an apocalyptic number.

211000222222 is a deficient number, since it is larger than the sum of its proper divisors (105502144178).

211000222222 is a wasteful number, since it uses less digits than its factorization.

211000222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677690.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 211000222222 its reverse (222222000112), we get a palindrome (433222222334).

The spelling of 211000222222 in words is "two hundred eleven billion, two hundred twenty-two thousand, two hundred twenty-two".